03-09-2019
Mathematics

contestada

Simplify each expression.
-x + x
-(a + b) + (a + b)

Respuesta :

ayip4315 ayip4315

03-09-2019

Answer:

0

Step-by-step explanation:

-x + x - (a + b) + (a + b)

Distribute the negative sign into (a + b).

-x + x - a - b + a + b

Notice how each term has itself and an opposite (For example x and - x)

These terms add up to zero .

Thus, when all of the terms are added up, the result is 0.

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